CN215048632U

CN215048632U - Centrifugal oil purifier inner circulation filter system, oil station circulating device

Info

Publication number: CN215048632U
Application number: CN202121083385.4U
Authority: CN
Inventors: 于海飞; 沈宗伟; 沈宗仁; 李安定; 李燚佩
Original assignee: Qinghai Jinghe Energy Conservation And Environmental Protection Technology Service Co ltd
Current assignee: Qinghai Jinghe Energy Conservation And Environmental Protection Technology Service Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-12-07
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses a centrifugal oil purifier inner circulation filtering system, oil station circulating device relates to the oil purifier field, including the filter assembly, the filter assembly includes oil inlet end and outside oil return end, the outside oil return end and the outside oil return pipe of filter assembly are linked together, be equipped with first solenoid valve on the outside oil return pipe; one end of the internal oil return pipe is butted with the oil outlet end of the filter assembly; the other end of the internal oil return pipe is communicated with an internal oil return end of the filter assembly; a second electromagnetic valve is arranged on the internal oil return pipe; and the filtering assembly, the second electromagnetic valve and the internal oil return pipe form an internal circulation loop. The technical scheme accelerates the purification speed of oil in the oil station, reduces the labor intensity of workers and saves the production cost for enterprises.

Description

Centrifugal oil purifier inner circulation filter system, oil station circulating device

Technical Field

The utility model discloses a net oil engine field especially relates to a centrifugal oil purifier inner loop filtration system, oil station circulating device.

Background

Every oil station is purified to present centrifugal oil purifier, need a lot of start-up, shut down, wash the centrifuge bowl, in these action processes, all can have some inevitable quilt of pollutant to be taken back to the oil station, thereby increased the fluid purification degree of difficulty, the extension purifying time, power consumption has been increased, the workman intensity of operation has been aggravated, the manufacturing cost of enterprise has been increased, design one kind and accelerated oil station oil purification speed, the centrifugal oil purifier inner loop filtration system who has alleviateed workman's intensity of labour is the problem that awaits a urgent need to solve.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems existing in the prior art, the embodiment of the utility model discloses an inner circulation filtering system of a centrifugal oil purifier is provided. The technical scheme is as follows:

according to the utility model discloses a first aspect of the embodiment provides a centrifugal oil purifier inner loop filtration system, and this centrifugal oil purifier inner loop filtration system includes:

the filter assembly comprises an oil inlet end and an external oil return end, the external oil return end of the filter assembly is communicated with an external oil return pipe, and a first electromagnetic valve is arranged on the external oil return pipe;

one end of the internal oil return pipe is butted with the oil outlet end of the filter assembly; the other end of the internal oil return pipe is communicated with an internal oil return end of the filter assembly;

a second electromagnetic valve is arranged on the internal oil return pipe;

and the filtering assembly, the second electromagnetic valve and the internal oil return pipe form an internal circulation loop.

In one embodiment, the filter assembly comprises:

a secondary oil tank and a centrifugal cylinder, wherein,

the auxiliary oil tank is butted with the centrifugal cylinder through an oil guide pipe;

and the oil guide pipe is provided with a booster pump.

In one embodiment, the oil inlet of the auxiliary oil tank is the oil inlet end of the filter assembly; the oil outlet of the centrifugal cylinder is respectively communicated with the internal oil return pipe and the external oil return pipe through a three-way valve.

In one embodiment, the first solenoid valve is of a model of a zero-pressure starting solenoid valve (normally closed) GDC series DN25, and the second solenoid valve is of a model of a zero-pressure starting solenoid valve (normally open) GDC series DN 25.

According to a first aspect of the embodiments of the present disclosure, an oil station circulation device for assembling the centrifugal oil purifier internal circulation filtering system according to the above is provided, which includes an oil station, wherein the oil station is communicated with the oil inlet end of the filtering assembly through an oil outlet pipe, and the oil station is communicated with the external oil return end of the filtering assembly through an external oil return pipe.

In one embodiment, the oil station is communicated with the oil inlet of the auxiliary oil tank through an oil outlet pipe, and the oil tank, the oil outlet pipe, the filter assembly, the first electromagnetic valve and the external oil return pipe form an external circulation loop.

The utility model discloses a technical scheme that embodiment provided can include following beneficial effect:

the first oil tank, the auxiliary oil tank, the booster pump, the centrifugal cylinder, the second electromagnetic valve and the internal oil return pipe form an internal circulation loop, and therefore pollutants filtered out from the centrifugal cylinder are prevented from flowing back to an oil station in the starting and stopping processes of the equipment;

and the second oil tank, the oil outlet pipe, the auxiliary oil tank, the booster pump, the centrifugal cylinder, the first electromagnetic valve and the external oil return pipe form an external circulation loop, so that the normal operation of the centrifugal cylinder filtration is realized.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

FIG. 1 is a schematic diagram of an internal circulation of a centrifugal oil purifier internal circulation filter system according to the present invention;

fig. 2 is a main control circuit diagram of the internal circulation filtering system of the centrifugal oil purifier according to the present invention;

FIG. 3 is a schematic connection diagram of an oil station circulating device for assembling an internal circulation filtering system of a centrifugal oil purifier according to the present invention;

reference numerals:

1. oil station 201, oil inlet pipe 3 and auxiliary oil tank

4. A booster pump 5, a centrifugal cylinder 6 and a first electromagnetic valve

7. Second solenoid valve 202, internal oil return pipe 203, external oil return pipe

8. First three-way valve 9, second three-way valve 10, liquid level control relay

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The utility model discloses a technical scheme that the embodiment provided relates to a centrifugal oil purifier inner loop filtration system, oil station circulating device, especially relates to netThe field of oil engines. In the related art, the current solution for the contaminant to flow back to the oil station is to prolong the cleaning time to replace the quality, but eventually some contaminants will flow back to the oil station. For example: a certain 2m³The oil cleanliness of the oil station is detected as NAS 163812 level before purification, after 72 hours of purification, the oil cleanliness is detected as NAS 16388 level, when the equipment is shut down and withdrawn, part of pollutants flow back into the oil station, and the oil cleanliness is detected as NAS 16389 level. Based on this, the centrifugal oil purifier inner loop filtration system that this disclosed technical scheme provided has stopped equipment and in the start-up, shut down the in-process, and the pollutant that filters off in the centrifuge bowl flows back to the oil station, purifies after 48 hours after adopting the inner loop system, and oil cleanliness detects for NAS 16388 level, and the oil retest after equipment shuts down to withdraw from, and oil cleanliness is also NAS 16388 level has accelerated the purification speed of oil station fluid, has alleviateed workman's intensity of labour, has saved manufacturing cost for the enterprise.

Fig. 1 schematically shows an internal circulation schematic diagram of an internal circulation filtering system of a centrifugal oil purifier provided in the technical scheme of the disclosure. As can be seen from fig. 1 to 3, the centrifugal oil purifier inner circulation filtering system comprises: the filter assembly comprises an oil inlet end and an external oil return end, the external oil return end of the filter assembly is communicated with an external oil return pipe, and a first electromagnetic valve 7 is arranged on the external oil return pipe; an internal oil return pipe 202, one end of the internal oil return pipe 202 is butted with the oil outlet end of the filter assembly; the other end of the internal oil return pipe 202 is communicated with an internal oil return end of the filter assembly; the internal oil return pipe 202 is provided with a second electromagnetic valve 6; the filter assembly, the second electromagnetic valve 6 and the internal oil return pipe 202 form an internal circulation loop, and it should be further noted that the centrifugal oil purifier internal circulation filter system is further provided with an electromagnetic valve control switch for controlling the opening or closing of the first electromagnetic valve and the second electromagnetic valve.

In the example, a liquid level control relay (YKJD220-200-90)10 is arranged in the auxiliary oil tank 3 and used for controlling the height change of oil in the auxiliary oil tank 3.

In one embodiment, the filter assembly comprises: the centrifugal machine comprises a secondary oil tank 3 and a centrifugal cylinder 4, wherein the secondary oil tank 3 is butted with the centrifugal cylinder 5 through an oil guide pipe; the oil guide pipe is provided with a booster pump 4, and it should be further pointed out that the auxiliary oil tank 3, the oil guide pipe and the centrifugal cylinder 5 are communicated in sequence, and the direction of filtering the oil product is the same.

In one embodiment, the oil inlet of the secondary oil tank 3 is the oil inlet end of the filter assembly; the oil outlet of the centrifuge bowl 5 is respectively communicated with the internal oil return pipe 202 and the external oil return pipe 203 through the first three-way valve 8, and it should be further noted that, as shown in fig. 2, the oil inlet end of the auxiliary oil tank is respectively communicated with the internal oil return pipe 202 and the oil outlet pipe 201 of the second three-way valve 9 through the internal oil return pipe 202 of the second three-way valve, the oil station 1 is communicated with the auxiliary oil tank 3 through the oil outlet pipe 201, and the centrifuge bowl 5 is communicated with the auxiliary oil tank 3 through the internal oil return pipe 202.

According to a first aspect of the embodiments of the present disclosure, an oil station circulation device for assembling the centrifugal oil purifier inner circulation filtering system according to the above is provided, which includes an oil station 1, wherein the oil station 1 is communicated with an oil inlet end of a filtering assembly through an oil outlet pipe 201, and the oil station 1 is communicated with an external oil return end of the filtering assembly through an external oil return pipe 203.

In one embodiment, the oil station 1 is communicated with an oil inlet of the secondary oil tank 3 through an oil outlet pipe 201, and the oil station 1, the oil outlet pipe 201, the filter assembly, the first electromagnetic valve 7 and the external oil return pipe 203 form an external circulation loop.

The working principle of the equipment in the scheme is as follows:

starting up: closing the first electromagnetic valve 7, opening the second electromagnetic valve 6, and then starting the equipment according to a normal starting sequence;

after the centrifugal cylinder 5 normally operates, the first electromagnetic valve 7 is opened, the second electromagnetic valve 6 is closed, and the equipment is started;

stopping the machine: the second solenoid valve 6 is opened, the first solenoid valve 7 is closed, and then the normal shutdown procedure is followed.

The to-be-solved problem of the utility model is to prevent that the pollutant that has filtered out in the centrifuge tube from flowing back to the oil station under the high pressure of booster pump at the start-up of equipment, shut down the in-process.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure should be limited only by the attached claims.

Claims

1. A centrifugal oil purifier inner circulation filter system is characterized by comprising:

a second electromagnetic valve is arranged on the internal oil return pipe;

2. The centrifugal oil cleaner inner circulation filter system of claim 1, wherein the filter assembly comprises:

a secondary oil tank and a centrifugal cylinder, wherein,

and the oil guide pipe is provided with a booster pump.

3. The centrifugal type oil purifier inner circulation filtering system as claimed in claim 2, wherein the oil inlet of the secondary oil tank is the oil inlet end of the filtering component; the oil outlet of the centrifugal cylinder is respectively communicated with the internal oil return pipe and the external oil return pipe through a three-way valve.

4. The centrifugal oil purifier inner circulation filtering system as claimed in claim 3, wherein the type of the first solenoid valve is GDC series DN25, and the type of the second solenoid valve is GDC series DN 25.

5. An oil station circulating apparatus equipped with a centrifugal type oil cleaner inner circulation filter system according to any one of claims 1 to 4, comprising an oil station, wherein the oil station is communicated with an oil inlet end of the filter assembly through an oil outlet pipe, and the oil station is communicated with an external oil return end of the filter assembly through an external oil return pipe.

6. The system of claim 5, wherein the oil station is connected to the oil inlet of the secondary oil tank through an oil outlet pipe, and the oil tank, the oil outlet pipe, the filter assembly, the first solenoid valve, and the external oil return pipe form an external circulation loop.